﻿
function SelectAllCheckboxes(spanChk) {
        var oItem = spanChk.children;
        var theBox = (spanChk.type == "checkbox") ?
        spanChk : spanChk.children.item[0];
        xState = theBox.checked;
        elm = theBox.form.elements;

        for (i = 0; i < elm.length; i++)
            if (elm[i].type == "checkbox" &&
              elm[i].id != theBox.id) {
                if (elm[i].checked != xState)
                    elm[i].click();
            }
        }